Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. CASSANDRA ZIMMERMAN OTR/L
NPI 1417498445
Occupational Therapist in Portland, OR

Active since March 09, 2017
9025 NE FREMONT ST, PORTLAND, OR 97220(303) 907-3678(503) 266-8632 Get Directions Write a Review

NPPES record last updated: July 27, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 27, 2026, Jan 16, 2023, Jan 9, 2023 and 1 more (4 updates tracked since 2023).

About Ms. Cassandra Zimmerman Otr/l NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. CASSANDRA ZIMMERMAN OTR/L (NPI 1417498445) is an individual occupational therapist in Portland, Oregon, licensed in Oregon (472343) and active in the NPI registry since March 2017. She is a graduate of Other (2021).

NPPES Registry Identity

NPI1417498445
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameMS. CASSANDRA ZIMMERMANCredential: OTR/L
Location Address9025 NE FREMONT STPortland, OR 97220-5115
Mailing Address9025 Ne Fremont StPortland, OR 97220-5115 · (303) 907-3678 · Fax (503) 266-8632
Fax(503) 266-8632
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateMarch 9, 2017
Last NPPES UpdateJuly 27, 20264 updates tracked since enumeration
NPPES CertifiedJuly 27, 2026
NPI 1417498445 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOccupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225X00000X
License Licensed in OR · 472343
Definition
An occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for Occupational Therapy Education (ACOTE) or predecessor organizations, or approved by the World Federation of Occupational Therapists (WFOT), or an equivalent international occupational therapy education program; has successfully completed a period of supervised fieldwork experience required by the occupational therapy program; has passed a nationally recognized entry-level examination for occupational therapists, and fulfills state requirements for licensure, certification, or registration. An occupational therapist provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction. Occupational therapists address the physical, cognitive, psychosocial, sensory, and other aspects of occupational performance in a variety of contexts to support engagement in everyday life activities that affect health, well-being, and quality of life.
9025 NE FREMONT ST, Portland, OR 97220

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Ms. Cassandra Zimmerman Otr/l is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID345718151
PECOS Enrollment IDI20260508003336

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Cassandra Zimmerman's NPI number?

The NPI number for Cassandra Zimmerman is 1417498445. It was assigned to this individual provider in the NPPES registry on March 9, 2017.

Where is Cassandra Zimmerman located?

Cassandra Zimmerman practices at 9025 NE Fremont St, Portland, OR 97220. The listed phone number is (303) 907-3678.

What is Cassandra Zimmerman's specialty?

The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.

Is Cassandra Zimmerman enrolled in Medicare?

Yes. Cassandra Zimmerman is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Cassandra Zimmerman was last updated on July 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.